<%--
  Created by IntelliJ IDEA.
  User: dailyblue
  Date: 2024/1/22
  Time: 10:39
  To change this template use File | Settings | File Templates.
--%>
<%@ page contentType="text/html;charset=UTF-8" isELIgnored="false" language="java" %>
<%@ taglib prefix="c" uri="http://java.sun.com/jsp/jstl/core" %>
<html>
<head>
    <title>JSTL容器操作</title>
</head>
<body>
<%
    request.setAttribute("B", "bb");
%>
<c:set var="A" value="aa" scope="request"/>
<c:remove var="B" scope="request"/>
<c:out value="${A}"/>
<hr/>
${A}..${B}
</body>
</html>